wined3d: Introduce wined3d_device_get_hs_cb().

dlls/wined3d/device.c

@@ -2685,6 +2685,13 @@ void CDECL wined3d_device_set_hs_cb(struct wined3d_device *device, unsigned int
     wined3d_device_set_constant_buffer(device, WINED3D_SHADER_TYPE_HULL, idx, buffer);
 }
 
+struct wined3d_buffer * CDECL wined3d_device_get_hs_cb(const struct wined3d_device *device, unsigned int idx)
+{
+    TRACE("device %p, idx %u.\n", device, idx);
+
+    return wined3d_device_get_constant_buffer(device, WINED3D_SHADER_TYPE_HULL, idx);
+}
+
 void CDECL wined3d_device_set_hs_resource_view(struct wined3d_device *device,
         unsigned int idx, struct wined3d_shader_resource_view *view)
 {

dlls/wined3d/wined3d.spec

@@ -66,6 +66,7 @@
 @ cdecl wined3d_device_get_gs_cb(ptr long)
 @ cdecl wined3d_device_get_gs_resource_view(ptr long)
 @ cdecl wined3d_device_get_gs_sampler(ptr long)
+@ cdecl wined3d_device_get_hs_cb(ptr long)
 @ cdecl wined3d_device_get_hull_shader(ptr)
 @ cdecl wined3d_device_get_index_buffer(ptr ptr ptr)
 @ cdecl wined3d_device_get_light(ptr long ptr)

include/wine/wined3d.h

@@ -2222,6 +2222,7 @@ struct wined3d_buffer * __cdecl wined3d_device_get_gs_cb(const struct wined3d_de
 struct wined3d_shader_resource_view * __cdecl wined3d_device_get_gs_resource_view(const struct wined3d_device *device,
         UINT idx);
 struct wined3d_sampler * __cdecl wined3d_device_get_gs_sampler(const struct wined3d_device *device, UINT idx);
+struct wined3d_buffer * __cdecl wined3d_device_get_hs_cb(const struct wined3d_device *device, unsigned int idx);
 struct wined3d_shader * __cdecl wined3d_device_get_hull_shader(const struct wined3d_device *device);
 struct wined3d_buffer * __cdecl wined3d_device_get_index_buffer(const struct wined3d_device *device,
         enum wined3d_format_id *format, unsigned int *offset);